Dibromopropene
[化] 二溴丙烯
🗣️ 情景例句
Help me with this tie, will you?
帮我打领带 好吗
To shower
洗澡
But the historian attempting to reconstruct the distant past is always faced with a difficult task.
但是，历史学家企图重现遥远的过去可是一项艰巨的任务，